1-Methyluracil
1-Methyluracil (CAS: 615-77-0; Formula: C5H6N2O2) is a pyrimidine derivative with a molecular weight of 126.11 g/mol. This heterocyclic compound serves as a valuable building block in chemical synthesis, particularly for research and development in areas requiring complex organic structures. Its defined chemical properties make it suitable for laboratory applications and the creation of novel molecules.
- IUPAC
- 1-Methyl-2,4(1H,3H)-pyrimidinedione

Organic Synthesis Intermediate
1-Methyluracil acts as a key intermediate in the synthesis of various organic compounds. It is particularly useful in constructing complex heterocyclic systems for pharmaceutical research and material science.
Biochemical Research
As a uracil derivative, it can be employed in biochemical studies investigating nucleic acid analogues or metabolic pathways. Its specific structure allows for targeted research applications.
Building Block for Heterocycles
This compound is a fundamental building block within the realm of heterocyclic chemistry. It facilitates the introduction of the pyrimidine moiety into larger molecular frameworks.
| Molecular weight | 126.11 |
|---|---|
| Empirical formula | C5H6N2O2 |
| Assay | 99% |
| Solubility | 1 M NaOH: soluble50 mg/mL, clear, colorless |
| Melting point | 236-238 °C(lit.) |

Hazard statements
- H351Suspected of causing cancer
Precautionary statements
- P281Use personal protective equipment as required
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 40 |
| Safety statements (S) | 22-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 1-Methyluracil (CAS 615-77-0) typically used for?
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1-Methyluracil is primarily utilized as a building block in organic synthesis and for applications in biochemical research, especially for constructing heterocyclic compounds.
What are the CAS number and chemical formula for 1-Methyluracil?
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The CAS number for 1-Methyluracil is 615-77-0, and its chemical formula is C5H6N2O2.
What grade and purity does Tech Serve Solutions supply for 1-Methyluracil?
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Tech Serve Solutions supplies 1-Methyluracil with a minimum assay of 99%. This product is intended for research and laboratory use and is not supplied as USP, BP, EP, or any other pharmacopoeial grade.
How should 1-Methyluracil be handled safely?
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1-Methyluracil is classified as a suspected carcinogen (H351) and requires careful handling. Use a dust mask (type N95 or equivalent), safety eyeshields, and gloves. Ensure adequate ventilation and avoid dust formation. Refer to the Safety Data Sheet for comprehensive guidance.
How is 1-Methyluracil packed and exported by TSS?
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1-Methyluracil is carefully packed according to industry standards to ensure safe transit. Tech Serve Solutions has extensive experience in exporting chemicals globally, adhering to all relevant shipping regulations.
How can I request a quote or sample of 1-Methyluracil?
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To request a quote or a sample of 1-Methyluracil, please contact our sales team through the website or by phone, providing your specific requirements.
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